package com.netty.test;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

public class HelloClient {

	 public void connect(String host, int port) throws Exception {
	        EventLoopGroup workerGroup = new NioEventLoopGroup();
	 
	        try {
	            Bootstrap b = new Bootstrap();
	            b.group(workerGroup);
	            b.channel(NioSocketChannel.class);
	            b.option(ChannelOption.SO_KEEPALIVE, true);
	            b.handler(new ChannelInitializer<SocketChannel>() {
	                @Override
	                public void initChannel(SocketChannel ch) throws Exception {
	                    ch.pipeline().addLast(new HelloClientIntHandler());
	                }
	            });
	 
	            // Start the client.
	            ChannelFuture f = b.connect(host, port).sync();
	            f.channel().closeFuture().sync();
	        } finally {
	            workerGroup.shutdownGracefully();
	        }
	    }
	 
	    public static void main(String[] args) throws Exception {
	        HelloClient client = new HelloClient();
	        client.connect("127.0.0.1", 8000);
	    }
}
